code: def parse_args(self, argv=None):
      args = super(ReArgsParser, self).parse_args(argv)
      assert (
          args.config_ser is not None
      ), "Please specify --config_ser=ser_configure_file_path."
      args.opt_ser = self._parse_opt(args.opt_ser)
      return args
  
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  import numpy
  import os
  import sys
  import cv2
  import json
  import paddle
  import paddle.distributed
  from ppocr.data import create_operators, transform
  from ppocr.modeling.architectures import build_model
  from ppocr.postprocess import build_post_process
  from ppocr.utils.save_load import load_model
  from ppocr.utils.visual import draw_re_results
  from ppocr.utils.logging import get_logger
  from ppocr.utils.utility import get_image_file_list, load_vqa_bio_label_maps, print_dict
  from tools.program import ArgsParser, load_config, merge_config
  from tools.infer_kie_token_ser import SerPredictor
label_desc: Use image node_id 2 for calling the ReArgsParser obj's underlying member method code with example usage: obj.parse_args(argv) and returns: args